%0 Journal Article %A Ya. A. Roitberg %T On limiting values on surfaces, parallel to the boundary, of generalized solutions of elliptic equations %J Doklady Akademii Nauk %D 1978 %P 1303-1306 %V 238 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1978_238_6_a8/ %G ru %F DAN_1978_238_6_a8